IRR BIA RTE 130 over St. Mary River
Fair Condition62 years old300 vehicles/day
Location
| State | Montana |
| County | Glacier |
| Location | 13 Km South Of Babb |
| Carries | IRR BIA RTE 130 |
| Crosses | St. Mary River |
| Coordinates | 48.75207, -113.43601 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 182.4 ft (55.6 m) |
| Max Span | 60.0 ft (18.3 m) |
| Deck Width | 27.2 ft (8.3 m) |
| Deck Area | 461.5 sq m |
| Main Spans | 3 |
| Year Built | 1964 (reconstructed 1976) |
Traffic
| Avg Daily Traffic | 300 (2023) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 923 |
| Inspection Frequency | Every 24 months |
| Owner | Bureau of Indian Affairs |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 00000000000C118 |